Jeon was seeking improvements in working conditions in the country's sweatshops.

CNN: CINEMA

Related work, by James Fowler, a political scientist at the University of California at Davis, and Sangick Jeon, a political-science student at the same place, shows how Supreme Court jurisprudence has developed over time.

ECONOMIST: Statistical modelling

"The quarterly figures at face value may appear healthy, but the picture becomes a little bleaker once it's broken down by monthly performance, with growth seen steadily slowing into February and March after a strong January, " said Jeon Min-Kyoo of Korea Investment and Securities.

BBC: S Korean growth picks up pace despite fragile outlook